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test-quotearg.c

/* -*- buffer-read-only: t -*- vi: set ro: */
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
/* Test of quotearg family of functions.
   Copyright (C) 2008-2010 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software Foundation,
   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */

/* Written by Eric Blake <ebb9@byu.net>, 2008.  */

#include <config.h>

#include "quotearg.h"

#include <ctype.h>
#include <locale.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>

#include "progname.h"
#include "gettext.h"
#include "macros.h"

00037 struct result_strings {
  char const *str1; /* Translation of "".  */
  char const *str2; /* Translation of "\0""1\0".  */
  size_t len2; /* Length of str2.  */
  char const *str3; /* Translation of "simple".  */
  char const *str4; /* Translation of " \t\n'\"\033?""?/\\".  */
  char const *str5; /* Translation of "a:b".  */
  char const *str6; /* Translation of "a\\b".  */
  char const *str7a; /* Translation of LQ RQ, in ASCII charset.  */
  char const *str7b; /* Translation of LQ RQ, in Latin1 or UTF-8 charset.  */
};

00049 struct result_groups {
  struct result_strings group1; /* Via quotearg_buffer.  */
  struct result_strings group2; /* Via quotearg{,_mem}.  */
  struct result_strings group3; /* Via quotearg_colon{,_mem}.  */
};

/* These quotes are borrowed from a pt_PT.utf8 translation.  */
# define LQ "\302\253"
# define RQ "\302\273"
# define LQ_ENC "\\302\\253"
# define RQ_ENC "\\302\\273"
# define RQ_ESC "\\\302\273"

static struct result_strings inputs = {
  "", "\0001\0", 3, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b",
  LQ RQ, NULL
};

static struct result_groups results_g[] = {
  /* literal_quoting_style */
  { { "", "\0""1\0", 3, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b",
      LQ RQ, LQ RQ },
    { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b",
      LQ RQ, LQ RQ },
    { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b",
      LQ RQ, LQ RQ } },

  /* shell_quoting_style */
  { { "''", "\0""1\0", 3, "simple", "' \t\n'\\''\"\033?""?/\\'", "a:b",
      "'a\\b'", LQ RQ, LQ RQ },
    { "''", "1", 1, "simple", "' \t\n'\\''\"\033?""?/\\'", "a:b",
      "'a\\b'", LQ RQ, LQ RQ },
    { "''", "1", 1, "simple", "' \t\n'\\''\"\033?""?/\\'", "'a:b'",
      "'a\\b'", LQ RQ, LQ RQ } },

  /* shell_always_quoting_style */
  { { "''", "'\0""1\0'", 5, "'simple'", "' \t\n'\\''\"\033?""?/\\'", "'a:b'",
      "'a\\b'", "'" LQ RQ "'", "'" LQ RQ "'" },
    { "''", "'1'", 3, "'simple'", "' \t\n'\\''\"\033?""?/\\'", "'a:b'",
      "'a\\b'", "'" LQ RQ "'", "'" LQ RQ "'" },
    { "''", "'1'", 3, "'simple'", "' \t\n'\\''\"\033?""?/\\'", "'a:b'",
      "'a\\b'", "'" LQ RQ "'", "'" LQ RQ "'" } },

  /* c_quoting_style */
  { { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" },
    { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" },
    { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a\\:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" } },

  /* c_maybe_quoting_style */
  { { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"",
      "a:b", "a\\b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ },
    { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"",
      "a:b", "a\\b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ },
    { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"",
      "\"a:b\"", "a\\b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ } },

  /* escape_quoting_style */
  { { "", "\\0001\\0", 7, "simple", " \\t\\n'\"\\033?""?/\\\\", "a:b",
      "a\\\\b", LQ_ENC RQ_ENC, LQ RQ },
    { "", "\\0001\\0", 7, "simple", " \\t\\n'\"\\033?""?/\\\\", "a:b",
      "a\\\\b", LQ_ENC RQ_ENC, LQ RQ },
    { "", "\\0001\\0", 7, "simple", " \\t\\n'\"\\033?""?/\\\\", "a\\:b",
      "a\\\\b", LQ_ENC RQ_ENC, LQ RQ } },

  /* locale_quoting_style */
  { { "`'", "`\\0001\\0'", 9, "`simple'", "` \\t\\n\\'\"\\033?""?/\\\\'",
      "`a:b'", "`a\\\\b'", "`" LQ_ENC RQ_ENC "'", "`" LQ RQ "'" },
    { "`'", "`\\0001\\0'", 9, "`simple'", "` \\t\\n\\'\"\\033?""?/\\\\'",
      "`a:b'", "`a\\\\b'", "`" LQ_ENC RQ_ENC "'", "`" LQ RQ "'" },
    { "`'", "`\\0001\\0'", 9, "`simple'", "` \\t\\n\\'\"\\033?""?/\\\\'",
      "`a\\:b'", "`a\\\\b'", "`" LQ_ENC RQ_ENC "'", "`" LQ RQ "'" } },

  /* clocale_quoting_style */
  { { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" },
    { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" },
    { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a\\:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" } }
};

static struct result_groups flag_results[] = {
  /* literal_quoting_style and QA_ELIDE_NULL_BYTES */
  { { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", LQ RQ,
      LQ RQ },
    { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", LQ RQ,
      LQ RQ },
    { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", LQ RQ,
      LQ RQ } },

  /* c_quoting_style and QA_ELIDE_OUTER_QUOTES */
  { { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"",
      "a:b", "a\\b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ },
    { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"",
      "a:b", "a\\b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ },
    { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"",
      "\"a:b\"", "a\\b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ } },

  /* c_quoting_style and QA_SPLIT_TRIGRAPHS */
  { { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?\"\"?/\\\\\"", "\"a:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" },
    { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?\"\"?/\\\\\"", "\"a:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" },
    { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"",
      "\" \\t\\n'\\\"\\033?\"\"?/\\\\\"", "\"a\\:b\"", "\"a\\\\b\"",
      "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" } }
};

#if ENABLE_NLS

static struct result_groups locale_results[] = {
  /* locale_quoting_style */
  { { LQ RQ, LQ "\\0001\\0" RQ, 11, LQ "simple" RQ,
      LQ " \\t\\n'\"\\033?""?/\\\\" RQ, LQ "a:b" RQ, LQ "a\\\\b" RQ,
      LQ LQ RQ_ESC RQ, LQ LQ RQ_ESC RQ },
    { LQ RQ, LQ "\\0001\\0" RQ, 11, LQ "simple" RQ,
      LQ " \\t\\n'\"\\033?""?/\\\\" RQ, LQ "a:b" RQ, LQ "a\\\\b" RQ,
      LQ LQ RQ_ESC RQ, LQ LQ RQ_ESC RQ},
    { LQ RQ, LQ "\\0001\\0" RQ, 11, LQ "simple" RQ,
      LQ " \\t\\n'\"\\033?""?/\\\\" RQ, LQ "a\\:b" RQ, LQ "a\\\\b" RQ,
      LQ LQ RQ_ESC RQ, LQ LQ RQ_ESC RQ } },

  /* clocale_quoting_style */
  { { LQ RQ, LQ "\\0001\\0" RQ, 11, LQ "simple" RQ,
      LQ " \\t\\n'\"\\033?""?/\\\\" RQ, LQ "a:b" RQ, LQ "a\\\\b" RQ,
      LQ LQ RQ_ESC RQ, LQ LQ RQ_ESC RQ },
    { LQ RQ, LQ "\\0001\\0" RQ, 11, LQ "simple" RQ,
      LQ " \\t\\n'\"\\033?""?/\\\\" RQ, LQ "a:b" RQ, LQ "a\\\\b" RQ,
      LQ LQ RQ_ESC RQ, LQ LQ RQ_ESC RQ },
    { LQ RQ, LQ "\\0001\\0" RQ, 11, LQ "simple" RQ,
      LQ " \\t\\n'\"\\033?""?/\\\\" RQ, LQ "a\\:b" RQ, LQ "a\\\\b" RQ,
      LQ LQ RQ_ESC RQ, LQ LQ RQ_ESC RQ } }
};

#endif /* ENABLE_NLS */

static char const *custom_quotes[][2] = {
  { "", ""  },
  { "'", "'"  },
  { "(", ")"  },
  { ":", " "  },
  { " ", ":"  },
  { "# ", "\n" },
  { "\"'", "'\"" }
};

static struct result_groups custom_results[] = {
  /* left_quote = right_quote = "" */
  { { "", "\\0001\\0", 7, "simple",
      " \\t\\n'\"\\033?""?/\\\\", "a:b", "a\\\\b",
      LQ_ENC RQ_ENC, LQ RQ },
    { "", "\\0001\\0", 7, "simple",
      " \\t\\n'\"\\033?""?/\\\\", "a:b", "a\\\\b",
      LQ_ENC RQ_ENC, LQ RQ },
    { "", "\\0001\\0", 7, "simple",
      " \\t\\n'\"\\033?""?/\\\\", "a\\:b", "a\\\\b",
      LQ_ENC RQ_ENC, LQ RQ } },

  /* left_quote = right_quote = "'" */
  { { "''", "'\\0001\\0'", 9, "'simple'",
      "' \\t\\n\\'\"\\033?""?/\\\\'", "'a:b'", "'a\\\\b'",
      "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" },
    { "''", "'\\0001\\0'", 9, "'simple'",
      "' \\t\\n\\'\"\\033?""?/\\\\'", "'a:b'", "'a\\\\b'",
      "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" },
    { "''", "'\\0001\\0'", 9, "'simple'",
      "' \\t\\n\\'\"\\033?""?/\\\\'", "'a\\:b'", "'a\\\\b'",
      "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" } },

  /* left_quote = "(" and right_quote = ")" */
  { { "()", "(\\0001\\0)", 9, "(simple)",
      "( \\t\\n'\"\\033?""?/\\\\)", "(a:b)", "(a\\\\b)",
      "(" LQ_ENC RQ_ENC ")", "(" LQ RQ ")" },
    { "()", "(\\0001\\0)", 9, "(simple)",
      "( \\t\\n'\"\\033?""?/\\\\)", "(a:b)", "(a\\\\b)",
      "(" LQ_ENC RQ_ENC ")", "(" LQ RQ ")" },
    { "()", "(\\0001\\0)", 9, "(simple)",
      "( \\t\\n'\"\\033?""?/\\\\)", "(a\\:b)", "(a\\\\b)",
      "(" LQ_ENC RQ_ENC ")", "(" LQ RQ ")" } },

  /* left_quote = ":" and right_quote = " " */
  { { ": ", ":\\0001\\0 ", 9, ":simple ",
      ":\\ \\t\\n'\"\\033?""?/\\\\ ", ":a:b ", ":a\\\\b ",
      ":" LQ_ENC RQ_ENC " ", ":" LQ RQ " " },
    { ": ", ":\\0001\\0 ", 9, ":simple ",
      ":\\ \\t\\n'\"\\033?""?/\\\\ ", ":a:b ", ":a\\\\b ",
      ":" LQ_ENC RQ_ENC " ", ":" LQ RQ " " },
    { ": ", ":\\0001\\0 ", 9, ":simple ",
      ":\\ \\t\\n'\"\\033?""?/\\\\ ", ":a\\:b ", ":a\\\\b ",
      ":" LQ_ENC RQ_ENC " ", ":" LQ RQ " " } },

  /* left_quote = " " and right_quote = ":" */
  { { " :", " \\0001\\0:", 9, " simple:",
      "  \\t\\n'\"\\033?""?/\\\\:", " a\\:b:", " a\\\\b:",
      " " LQ_ENC RQ_ENC ":", " " LQ RQ ":" },
    { " :", " \\0001\\0:", 9, " simple:",
      "  \\t\\n'\"\\033?""?/\\\\:", " a\\:b:", " a\\\\b:",
      " " LQ_ENC RQ_ENC ":", " " LQ RQ ":" },
    { " :", " \\0001\\0:", 9, " simple:",
      "  \\t\\n'\"\\033?""?/\\\\:", " a\\:b:", " a\\\\b:",
      " " LQ_ENC RQ_ENC ":", " " LQ RQ ":" } },

  /* left_quote = "# " and right_quote = "\n" */
  { { "# \n", "# \\0001\\0\n", 10, "# simple\n",
      "#  \\t\\n'\"\\033?""?/\\\\\n", "# a:b\n", "# a\\\\b\n",
      "# " LQ_ENC RQ_ENC "\n", "# " LQ RQ "\n" },
    { "# \n", "# \\0001\\0\n", 10, "# simple\n",
      "#  \\t\\n'\"\\033?""?/\\\\\n", "# a:b\n", "# a\\\\b\n",
      "# " LQ_ENC RQ_ENC "\n", "# " LQ RQ "\n" },
    { "# \n", "# \\0001\\0\n", 10, "# simple\n",
      "#  \\t\\n'\"\\033?""?/\\\\\n", "# a\\:b\n", "# a\\\\b\n",
      "# " LQ_ENC RQ_ENC "\n", "# " LQ RQ "\n" } },

  /* left_quote = "\"'" and right_quote = "'\"" */
  { { "\"''\"", "\"'\\0001\\0'\"", 11, "\"'simple'\"",
      "\"' \\t\\n\\'\"\\033?""?/\\\\'\"", "\"'a:b'\"", "\"'a\\\\b'\"",
      "\"'" LQ_ENC RQ_ENC "'\"", "\"'" LQ RQ "'\"" },
    { "\"''\"", "\"'\\0001\\0'\"", 11, "\"'simple'\"",
      "\"' \\t\\n\\'\"\\033?""?/\\\\'\"", "\"'a:b'\"", "\"'a\\\\b'\"",
      "\"'" LQ_ENC RQ_ENC "'\"", "\"'" LQ RQ "'\"" },
    { "\"''\"", "\"'\\0001\\0'\"", 11, "\"'simple'\"",
      "\"' \\t\\n\\'\"\\033?""?/\\\\'\"", "\"'a\\:b'\"", "\"'a\\\\b'\"",
      "\"'" LQ_ENC RQ_ENC "'\"", "\"'" LQ RQ "'\"" } }
};

static void
compare (char const *a, size_t la, char const *b, size_t lb)
{
  ASSERT (la == lb);
  ASSERT (memcmp (a, b, la) == 0);
  ASSERT (b[lb] == '\0');
}

static void
compare_strings (char *(func) (char const *, size_t *),
                 struct result_strings *results, bool ascii_only)
{
  size_t len;
  char *p;

  len = 0;
  p = func (inputs.str1, &len);
  compare (results->str1, strlen (results->str1), p, len);

  len = inputs.len2;
  p = func (inputs.str2, &len);
  compare (results->str2, results->len2, p, len);

  len = SIZE_MAX;
  p = func (inputs.str3, &len);
  compare (results->str3, strlen (results->str3), p, len);

  len = strlen (inputs.str4);
  p = func (inputs.str4, &len);
  compare (results->str4, strlen (results->str4), p, len);

  len = SIZE_MAX;
  p = func (inputs.str5, &len);
  compare (results->str5, strlen (results->str5), p, len);

  len = strlen (inputs.str6);
  p = func (inputs.str6, &len);
  compare (results->str6, strlen (results->str6), p, len);

  len = strlen (inputs.str7a);
  p = func (inputs.str7a, &len);
  if (ascii_only)
    compare (results->str7a, strlen (results->str7a), p, len);
  else
    compare (results->str7b, strlen (results->str7b), p, len);
}

static char *
use_quotearg_buffer (const char *str, size_t *len)
{
  static char buf[100];
  size_t size;
  memset (buf, 0xa5, 100);
  size = quotearg_buffer (buf, 100, str, *len, NULL);
  *len = size;
  ASSERT ((unsigned char) buf[size + 1] == 0xa5);
  return buf;
}

static char *
use_quotearg (const char *str, size_t *len)
{
  char *p = *len == SIZE_MAX ? quotearg (str) : quotearg_mem (str, *len);
  *len = strlen (p);
  return p;
}

static char *
use_quote_double_quotes (const char *str, size_t *len)
{
  char *p = *len == SIZE_MAX ? quotearg_char (str, '"')
                               : quotearg_char_mem (str, *len, '"');
  *len = strlen (p);
  return p;
}

static char *
use_quotearg_colon (const char *str, size_t *len)
{
  char *p = (*len == SIZE_MAX ? quotearg_colon (str)
             : quotearg_colon_mem (str, *len));
  *len = strlen (p);
  return p;
}

int
main (int argc _GL_UNUSED, char *argv[])
{
  int i;
  bool ascii_only = MB_CUR_MAX == 1 && !isprint ((unsigned char) LQ[0]);

  set_program_name (argv[0]);

  /* This part of the program is hard-wired to the C locale since it
     does not call setlocale.  However, according to POSIX, the use of
     8-bit bytes in a character context in the C locale gives
     unspecified results (that is, the C locale charset is allowed to
     be unibyte with 8-bit bytes rejected [ASCII], unibyte with 8-bit
     bytes being characters [often ISO-8859-1], or multibyte [often
     UTF-8]).  We assume that the latter two cases will be
     indistinguishable in this test - that is, the LQ and RQ sequences
     will pass through unchanged in either type of charset.  So when
     testing for quoting of str7, use the ascii_only flag to decide
     what to expect for the 8-bit data being quoted.  */
  ASSERT (!isprint ('\033'));
  for (i = literal_quoting_style; i <= clocale_quoting_style; i++)
    {
      set_quoting_style (NULL, i);
      compare_strings (use_quotearg_buffer, &results_g[i].group1, ascii_only);
      compare_strings (use_quotearg, &results_g[i].group2, ascii_only);
      if (i == c_quoting_style)
        compare_strings (use_quote_double_quotes, &results_g[i].group2,
                         ascii_only);
      compare_strings (use_quotearg_colon, &results_g[i].group3, ascii_only);
    }

  set_quoting_style (NULL, literal_quoting_style);
  ASSERT (set_quoting_flags (NULL, QA_ELIDE_NULL_BYTES) == 0);
  compare_strings (use_quotearg_buffer, &flag_results[0].group1, ascii_only);
  compare_strings (use_quotearg, &flag_results[0].group2, ascii_only);
  compare_strings (use_quotearg_colon, &flag_results[0].group3, ascii_only);

  set_quoting_style (NULL, c_quoting_style);
  ASSERT (set_quoting_flags (NULL, QA_ELIDE_OUTER_QUOTES)
          == QA_ELIDE_NULL_BYTES);
  compare_strings (use_quotearg_buffer, &flag_results[1].group1, ascii_only);
  compare_strings (use_quotearg, &flag_results[1].group2, ascii_only);
  compare_strings (use_quote_double_quotes, &flag_results[1].group2,
                   ascii_only);
  compare_strings (use_quotearg_colon, &flag_results[1].group3, ascii_only);

  ASSERT (set_quoting_flags (NULL, QA_SPLIT_TRIGRAPHS)
          == QA_ELIDE_OUTER_QUOTES);
  compare_strings (use_quotearg_buffer, &flag_results[2].group1, ascii_only);
  compare_strings (use_quotearg, &flag_results[2].group2, ascii_only);
  compare_strings (use_quote_double_quotes, &flag_results[2].group2,
                   ascii_only);
  compare_strings (use_quotearg_colon, &flag_results[2].group3, ascii_only);

  ASSERT (set_quoting_flags (NULL, 0) == QA_SPLIT_TRIGRAPHS);

  for (i = 0; i < sizeof custom_quotes / sizeof *custom_quotes; ++i)
    {
      set_custom_quoting (NULL,
                          custom_quotes[i][0], custom_quotes[i][1]);
      compare_strings (use_quotearg_buffer, &custom_results[i].group1,
                       ascii_only);
      compare_strings (use_quotearg, &custom_results[i].group2, ascii_only);
      compare_strings (use_quotearg_colon, &custom_results[i].group3,
                       ascii_only);
    }

#if ENABLE_NLS
  /* Clean up environment.  */
  unsetenv ("LANGUAGE");
  unsetenv ("LC_ALL");
  unsetenv ("LC_MESSAGES");
  unsetenv ("LC_CTYPE");
  unsetenv ("LANG");
  unsetenv ("OUTPUT_CHARSET");

  /* This program part runs in a French UTF-8 locale.  It uses
     the test-quotearg.mo message catalog.  */
  {
    const char *locale_name = getenv ("LOCALE");

    if (locale_name != NULL && strcmp (locale_name, "none") != 0
        && setenv ("LC_ALL", locale_name, 1) == 0
        && setlocale (LC_ALL, "") != NULL)
      {
        textdomain ("test-quotearg");
        bindtextdomain ("test-quotearg", getenv ("LOCALEDIR"));

        set_quoting_style (NULL, locale_quoting_style);
        compare_strings (use_quotearg_buffer, &locale_results[0].group1, false);
        compare_strings (use_quotearg, &locale_results[0].group2, false);
        compare_strings (use_quotearg_colon, &locale_results[0].group3, false);

        set_quoting_style (NULL, clocale_quoting_style);
        compare_strings (use_quotearg_buffer, &locale_results[1].group1, false);
        compare_strings (use_quotearg, &locale_results[1].group2, false);
        compare_strings (use_quotearg_colon, &locale_results[1].group3, false);
      }
  }
#endif /* ENABLE_NLS */

  quotearg_free ();
  return 0;
}

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